Insulation and Safety Related Specifications
8-Pin DIP
(300 Mil)
Value
SO-8
Parameter
Symbol
Value Units Conditions
Minimum External Air
Gap (External Clearance)
Minimum External Tracking L (102)
(External Creepage)
Minimum Internal Plastic
Gap (Internal Clearance)
L (101)
7.1
4.9
mm
mm
mm
Measured from input terminals to output
terminals, shortest distance through air.
Measured from input terminals to output
7.4
4.8
terminals, shortest distance path along body.
0.08
0.08
Through insulation distance, conductor to
conductor, usually the direct distance
between the photoemitter and photodetector
inside the optocoupler cavity.
Minimum Internal Tracking
(Internal Creepage)
Tracking Resistance
(Comparative Tracking
Index)
NA
200
NA
200
mm
Measured from input terminals to output
terminals, along internal cavity.
CTI
Volts DIN IEC 112/VDE 0303 Part 1.
Isolation Group
IIIa
IIIa
Material Group (DIN VDE 0110, 1/89, Table 1).
VDE 0884 Insulation Related Characteristics
Description
Symbol
Characteristic Units
Installation classification per DIN VDE 0110/1.89, Table 1
for rated mains voltage ≤ 300 V rms
I-IV
I-III
for rated mains voltage ≤ 450 V rms
Climatic Classification
55/100/21
2
630
Pollution Degree (DIN VDE 0110/1.89)
Maximum Working Insulation Voltage
Input to Output Test Voltage, Method b*
V
V
V
V
IORM
peak
V
PR
= 1.875 x V
, 100% Production Test with t = 1 sec,
1181
IORM
P
PR
peak
Partial Discharge < 5 pC
Input to Output Test Voltage, Method a*
V
= 1.5 x V
, Type and Sample Test,
V
V
945
V
V
PR
IORM
PR
peak
t = 60 sec, Partial Discharge < 5 pC
P
Highest Allowable Overvoltage*
6000
IOTM
peak
(Transient Overvoltage, t = 10 sec)
ini
Safety Limiting Values
(Maximum values allowed in the event of a failure,
also see Figure 11, Thermal Derating curve.)
Case Temperature
T
175
400
600
˚C
mA
mW
S
Current (Input Current I , P = 0)
I
F
S
S,INPUT
Output Power
P
R
S,OUTPUT
S
9
Insulation Resistance at T , V = 500 V
≥ 10
Ω
S
IO
*Refer to the front of the optocoupler section of the current catalog, under Product Safety Regulations section, (VDE 0884), for a detailed description.
Note: Isolation characteristics are guaranteed only within the safety maximum ratings which must be ensured by protective circuits in application.
5
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
